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| Brand | Samsung |
|---|---|
| Model | PM883A |
| Capacity | 7.68 TB |
| Usage Class | Read Intensive |
| Host Interface | SATA 6.0 Gbps |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5" |
|---|
| NAND Flash | Samsung V-NAND 6th-Gen 128-layer 3D TLC |
|---|---|
| Drive Writes Per Day | 1.3 |
| Total Bytes Written | 10935 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 520 MB/s |
| Random Read IOPS | 98000 |
| Random Write IOPS | 28000 |
| Average Latency | 95 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ7LH7T6HMLA |
|---|
Compared with the previous-generation MZ7LH7T6HMLA, the Samsung PM883A MZ-7LH7T6B moves to 6th-Gen 128-layer V-NAND and delivers a stronger endurance-density profile at 7.68 TB, with 1.3 DWPD and 10,935 TBW while sustaining near-limit SATA performance of 550/520 MB/s. For SATA-based enterprise refreshes, it offers a more balanced platform than typical same-class drives by combining high usable capacity with 98,000/28,000 IOPS, making it especially well suited for read-centric virtualization clusters, scale-out content repositories, and mixed-use database tiers that need predictable longevity.
With an endurance rating of 10,935 TBW and 1.3 DWPD, this SSD is designed to handle sustained daily writes over a long service life, making it far more than sufficient for typical OS boot, application, logging, and general business workloads. In practical terms, under normal system-disk or read-heavy server usage, buyers can expect dependable operation for many years without endurance becoming a concern. For enterprise reliability, built-in power loss protection (PLP) helps preserve in-flight data and metadata during unexpected power interruption, reducing the risk of corruption and improving overall data integrity. Its ultra-low UBER of 1.0E-17 and 2 million-hour MTBF further indicate enterprise-class data reliability and stable long-term operation, giving procurement teams added confidence for business-critical deployments.
1. The SATA 6.0 Gbps interface, paired with 550 MB/s sequential read performance, makes this drive an easy drop-in upgrade for legacy enterprise servers, accelerating OS boot, database loading, and backup restore workflows without requiring a PCIe platform refresh.
2. With 98,000 random read IOPS, the SSD can sustain highly concurrent access patterns, helping virtualized environments and OLTP databases respond faster under heavy small-block read traffic.
3. A 1.3 DWPD endurance rating gives IT teams the write headroom needed for mixed-use enterprise workloads, supporting predictable service life in always-on deployment scenarios.
4. Samsung 6th-Gen 128-layer 3D TLC V-NAND combines high density with enterprise-grade consistency, enabling better rack-level capacity efficiency without sacrificing reliability for mainstream server storage.
5. The 95 µs typical latency helps reduce application wait time at the storage layer, which is especially valuable for transactional systems and latency-sensitive read-heavy services.
Lower capacity reference: 3.84 TB Higher capacity reference: 15.36 TB At 7.68 TB, the MZ-7LH7T6B sits at the sweet spot of the series. Compared with the 3.84 TB model, it gives substantially more headroom for data growth, reducing early capacity pressure and drive-count expansion. Compared with the 15.36 TB model, it delivers a more attractive balance of acquisition cost, usable capacity, and enterprise-grade performance consistency, since sequential throughput and random IOPS remain broadly similar across the range. This capacity is especially well suited for mid-scale virtualization clusters, mixed database workloads, or all-flash nodes supporting around 40-60 business applications.
Q: Is MZ-7LH7T6B suitable for a write-heavy database server?
A: Yes. With 1.3 DWPD, 10,935 TBW, low 95 µs typical latency, and enterprise Samsung 128-layer V-NAND TLC, MZ-7LH7T6B is well suited for sustained write-intensive database workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 1.3 full drive writes per day. For a 7.68 TB SSD, that equals about 9.98 TB of writes daily within its specified endurance rating.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP helps preserve in-flight data and mapping tables during unexpected outages, reducing corruption risk and improving data integrity in enterprise environments.
Q: What RAID level is recommended for this SSD?
A: RAID 10 is commonly recommended for database and mixed write workloads because it balances performance, redundancy, and rebuild reliability. RAID 1 or RAID 5 may suit capacity-focused deployments.